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[/] [neo430/] [trunk/] [neo430/] [sw/] [lib/] [neo430/] [include/] [neo430_muldiv.h] - Rev 198

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// #################################################################################################
// #  < neo430_muldiv.h - Multiplier/Divider function >                                            #
// # ********************************************************************************************* #
// # BSD 3-Clause License                                                                          #
// #                                                                                               #
// # Copyright (c) 2020, Stephan Nolting. All rights reserved.                                     #
// #                                                                                               #
// # Redistribution and use in source and binary forms, with or without modification, are          #
// # permitted provided that the following conditions are met:                                     #
// #                                                                                               #
// # 1. Redistributions of source code must retain the above copyright notice, this list of        #
// #    conditions and the following disclaimer.                                                   #
// #                                                                                               #
// # 2. Redistributions in binary form must reproduce the above copyright notice, this list of     #
// #    conditions and the following disclaimer in the documentation and/or other materials        #
// #    provided with the distribution.                                                            #
// #                                                                                               #
// # 3. Neither the name of the copyright holder nor the names of its contributors may be used to  #
// #    endorse or promote products derived from this software without specific prior written      #
// #    permission.                                                                                #
// #                                                                                               #
// # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS   #
// # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF               #
// # MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE    #
// # COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,     #
// # EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE #
// # GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED    #
// # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING     #
// # NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED  #
// # OF THE POSSIBILITY OF SUCH DAMAGE.                                                            #
// # ********************************************************************************************* #
// # The NEO430 Processor - https://github.com/stnolting/neo430                                    #
// #################################################################################################
 
#ifndef neo430_muldiv_h
#define neo430_muldiv_h
 
// prototypes
uint32_t neo430_umul32(uint16_t a, uint16_t b);
uint32_t neo430_umul32_32(uint32_t a, uint32_t b);
uint64_t neo430_umul64(uint32_t a, uint32_t b);
 
int32_t  neo430_mul32(int16_t a, int16_t b);
int64_t  neo430_mul64(int32_t a, int32_t b);
 
uint16_t neo430_udiv16(uint16_t dividend, uint16_t divisor);
int16_t  neo430_div16(int16_t dividend, int16_t divisor);
 
uint16_t neo430_umod16(uint16_t dividend, uint16_t divisor);
int16_t  neo430_mod16(int16_t dividend, int16_t divisor);
 
uint16_t neo430_umoddiv16(uint16_t *remainder, uint16_t dividend, uint16_t divisor);
int16_t  neo430_moddiv16(int16_t *remainder, int16_t dividend, int16_t divisor);
 
#endif // neo430_muldiv_h
 

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